Alumina-graphite bricks are used for lining the ____________________?

Related Mcqs:

Carbon refractories are exclusively used in the_________________?

A. Hearth of blast furnace B. Walls of coke oven C. Regenerators of coke oven D. Side wall of soaking pits...

_____________ is not a single oxide-refractory?

A. Zirconia B. Silicon carbide C. Magnesia D. None of these...

A steel member used in the furnace construction to take the thrust of the brickwork is called___________________?

A. Buckstay B. Breast wall C. Armouring D. Baffle...

Spalling resistance of a refractory cannot be increased by ____________________?

A. Increasing its porosity B. Using a coarser grog during its manufacture C. Decreasing its thermal co-efficient of expansion D. Making it denser...

Addition of grog in fireclay brick during its manufacture is advantageous, because it results in_____________________?

A. Less shrinkage in heating, decreased apparent porosity & increased specific gravity B. High strength & thermal spalling resistance C. Less addition of water to get a workable plasticity & lesser time required for drying the raw refractories and hence increased rate of production D. All A., B. and C....